Stackable sprinkler



FIG. 1 is a left front perspective view of a stackable sprinkler showingour new design;

FIG. 2 is a bottom, left, front perspective view thereof;

FIG. 3 is a right-side, elevational view thereof;

FIG. 4 is a left-side, elevational view thereof;

FIG. 5 is a top, plan view thereof;

FIG. 6 is a bottom, plan view thereof;

FIG. 7 is a rear, elevational view thereof;

FIG. 8 is a front, elevational view thereof.

FIG. 9 is a rear, cross-sectional view thereof; and,

FIG. 10 is a front, cross-sectional view thereof.

The broken lines in the drawings illustrate environmental structure andform no part of the claimed design.

The ornamental design for a stackable sprinkler, as shown and described.